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WW HEADERS_END The Binary"Binary" means "involving exactly two". Usually this refers to two states, or base-2 counting system is a system of numbers using only 0 and 1.two items. Thus we talk about For example the number EQN:110101_2

Because of the simplicity of the binary counting system and normally electromagnetic storage devices* Binary Numbers, where we only have the facility to store information in one of two states i.e. on or off, computers make great use the base-2 counting system.digits ("binary digits" contracts to "bits"), * "Binary Operation" which is a method for combining two items * "Binary Relation" which is a relationship involving two sets.